[INFO] cloning repository https://github.com/pwoolcoc/cargo-template
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pwoolcoc/cargo-template" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpwoolcoc%2Fcargo-template"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpwoolcoc%2Fcargo-template'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] df87b6d9d04af470e826bc80a776b31e4f4e9008
[INFO] testing pwoolcoc/cargo-template against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpwoolcoc%2Fcargo-template" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pwoolcoc/cargo-template on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/pwoolcoc/cargo-template
[INFO] finished tweaking git repo https://github.com/pwoolcoc/cargo-template
[INFO] tweaked toml for git repo https://github.com/pwoolcoc/cargo-template written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/pwoolcoc/cargo-template already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: the lock file /workspace/builds/worker-8/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded git2-curl v0.5.0
[INFO] [stderr]   Downloaded derive-new v0.2.0
[INFO] [stderr]   Downloaded crates-io v0.4.0
[INFO] [stderr]   Downloaded cargo v0.14.0
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 28321569fb119715310331de4087002d39be37859d7d3f41c88c4e6aedec756d
[INFO] running `"docker" "start" "-a" "28321569fb119715310331de4087002d39be37859d7d3f41c88c4e6aedec756d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling smallvec v1.4.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling bitflags v0.1.1
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling quote v0.2.3
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling strsim v0.5.2
[INFO] [stderr]    Compiling serde v0.8.23
[INFO] [stderr]    Compiling dtoa v0.2.2
[INFO] [stderr]    Compiling itoa v0.1.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]    Compiling advapi32-sys v0.2.0
[INFO] [stderr]    Compiling psapi-sys v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling openssl-sys v0.7.17
[INFO] [stderr]    Compiling syn v0.8.7
[INFO] [stderr]    Compiling syn v0.10.8
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling filetime v0.2.10
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling filetime v0.1.15
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling fs2 v0.2.5
[INFO] [stderr]    Compiling tar v0.4.28
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling miow v0.1.5
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling curl-sys v0.2.5
[INFO] [stderr]    Compiling openssl-sys-extras v0.7.14
[INFO] [stderr]    Compiling openssl v0.7.14
[INFO] [stderr]    Compiling serde_codegen_internals v0.11.3
[INFO] [stderr]    Compiling derive-new v0.2.0
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/derive-new-0.2.0/src/lib.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(proc_macro, proc_macro_lib)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `derive-new`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "28321569fb119715310331de4087002d39be37859d7d3f41c88c4e6aedec756d"`
[INFO] running `"docker" "rm" "-f" "28321569fb119715310331de4087002d39be37859d7d3f41c88c4e6aedec756d"`
[INFO] [stdout] 28321569fb119715310331de4087002d39be37859d7d3f41c88c4e6aedec756d